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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 439 (Steering Control System (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC C1607: Power Steering Control Module >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM SELF-DIAGNOSIS 

    SYMBOL With CONSULT

    1. Turn the ignition switch OFF to ON.
    2. Erase self-diagnostic results for "EPS".
    3. Turn the ignition switch OFF and wait for at least 10 seconds.
    4. Turn the ignition switch ON.
    5. Perform self-diagnosis for "EPS".

    Is DTC "C1607" or "C1608" detected?

    YES

    Power steering control module is malfunctioning. Replace power steering oil pump assembly. Refer to Removal and Installation .

    NO

    Check pin terminal and connection of each harness connector for malfunctioning conditions.

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